[DURABLE]: Sturdy Philips, Hex, Slotted, and Torx Bits constructed with S2 Steel for maximum durability. [EASY TO USE]: Easy to read, set, and offers accurate, automatic tension locking for scope mounting, gunsmithing, maintenance, and more. [ACCURATE]: Accuracy of +/- 2 in-lbs with a torque adjustment range of 10 to 60 inch-pounds. [VERSATILE]: Can be used to apply torque to fasteners, firearms, and/or firearm accessories.